Keysight M9391A PXIe Signal Analyzer & M9381A PXIe Vector Signal Generator 1 MHz to 3 GHz or 6 GHz
34
Phase-Coherent, Multi-Channel PXIe VSG (Shared LO)
When the carrier phase must be aligned between channels (beamforming, relative
phase measurements), cable the instrument as follows:
– Primary 100 MHz connections (8121-2175, long SMB-SMB)
– Secondary 100 MHz & IF connections (8120-5091, short SMB-SMB)
– LO distribution connections (E6630-60004, SMA-SMA)
– Semi-rigids
– Unused M9301A modules
For additional information, see
Sharing the M9301A Synthesizer's LO
Multiple M9381A PXIe VSGs in Two Chassis
Up to eight M9381A PXIe VSGs can be installed in two M9018/M9019A 18-slot
PXIe Chassis, sharing a single embedded controller, as shown in the image below.
In the recommended configuration described below, the master chassis is the
chassis containing the M9037A embedded container. The first M9381A instrument
